footwall是什么意思？

footwall

英['fʊtwɔ:l] 美['fʊtˌwɔl]

• n. 底帮，下盘，底板；

例句

• But footwall, the mineralization type transformed into altered rock type and quartz vein type. 当远离招平断裂带时, 矿化类型为石英脉型,产状近直立甚至倒转.
• The heavy oil is distributed at handing wall, light oil and gas reservoir at the footwall. 稠油主要分布在断阶带上盘, 正常油和轻质油分布在断阶带的下盘及断阶带之间.
• The platform deposits and rocks footwall are affected by fault tectonics. 台地沉积与岩石底壁处都受到了断层构造的影响.

英英词典释义

• Noun
  1. the lower wall of an inclined fault

行业词典

• 地质学： 下盘；